CN105121821B - 用于内燃机的空燃比控制设备 - Google Patents

用于内燃机的空燃比控制设备 Download PDF

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Publication number
CN105121821B
CN105121821B CN201480021684.1A CN201480021684A CN105121821B CN 105121821 B CN105121821 B CN 105121821B CN 201480021684 A CN201480021684 A CN 201480021684A CN 105121821 B CN105121821 B CN 105121821B
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CN
China
Prior art keywords
value
air
sensor
fuel ratio
fuel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201480021684.1A
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English (en)
Chinese (zh)
Other versions
CN105121821A (zh
Inventor
吉川裕也
伊藤登喜司
中岛勇夫
辻宏彰
加藤敏宏
小田纯久
秤谷雅史
冈田正英
松田好史
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Toyota Motor Corp
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Toyota Motor Corp
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Publication of CN105121821A publication Critical patent/CN105121821A/zh
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Expired - Fee Related legal-status Critical Current
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
    • F02D41/1441—Plural sensors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
    • F02D41/1456—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio with sensor output signal being linear or quasi-linear with the concentration of oxygen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1493—Details
    • F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2454—Learning of the air-fuel ratio control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D2041/1413—Controller structures or design
    • F02D2041/1422—Variable gain or coefficients
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/008—Controlling each cylinder individually
    • F02D41/0085—Balancing of cylinder outputs, e.g. speed, torque or air-fuel ratio

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
CN201480021684.1A 2013-04-19 2014-03-28 用于内燃机的空燃比控制设备 Expired - Fee Related CN105121821B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2013088519A JP5648706B2 (ja) 2013-04-19 2013-04-19 内燃機関の空燃比制御装置
JP2013-088519 2013-04-19
PCT/JP2014/001818 WO2014171080A1 (en) 2013-04-19 2014-03-28 Air-fuel ratio control apparatus for internal combustion engine

Publications (2)

Publication Number Publication Date
CN105121821A CN105121821A (zh) 2015-12-02
CN105121821B true CN105121821B (zh) 2018-02-02

Family

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Family Applications (1)

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CN201480021684.1A Expired - Fee Related CN105121821B (zh) 2013-04-19 2014-03-28 用于内燃机的空燃比控制设备

Country Status (5)

Country Link
US (1) US9752523B2 (ja)
JP (1) JP5648706B2 (ja)
CN (1) CN105121821B (ja)
DE (1) DE112014002009B4 (ja)
WO (1) WO2014171080A1 (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5648706B2 (ja) * 2013-04-19 2015-01-07 トヨタ自動車株式会社 内燃機関の空燃比制御装置
KR101854057B1 (ko) * 2014-01-10 2018-05-02 도요타지도샤가부시키가이샤 내연 기관의 제어 장치
JP6358148B2 (ja) * 2015-03-31 2018-07-18 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP6217739B2 (ja) * 2015-03-31 2017-10-25 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP6759718B2 (ja) * 2016-05-27 2020-09-23 三菱自動車工業株式会社 診断装置
US10215115B1 (en) * 2018-02-01 2019-02-26 Ford Global Technologies, Llc Methods and systems for individual cylinder air-fuel ratio control in a combustion engine
JP7234734B2 (ja) * 2019-03-27 2023-03-08 三菱自動車工業株式会社 エンジンの制御装置
JP7234735B2 (ja) * 2019-03-27 2023-03-08 三菱自動車工業株式会社 エンジンの制御装置
CN110735729B (zh) * 2019-12-20 2020-04-17 潍柴西港新能源动力有限公司 一种天然气发动机燃气自适应控制方法及系统
US10947918B1 (en) 2020-05-21 2021-03-16 Honda Motor Co., Ltd. Apparatus for controlling an engine during a shift event, powertrain including same, and method
US11624333B2 (en) 2021-04-20 2023-04-11 Kohler Co. Exhaust safety system for an engine

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1493778A (zh) * 2002-09-04 2004-05-05 本田技研工业株式会社 发动机处于稀运行时停止计算模式参数用的内燃机空燃比控制器
JP2005337139A (ja) * 2004-05-27 2005-12-08 Toyota Motor Corp 内燃機関の空燃比制御装置
JP2009074388A (ja) * 2007-09-19 2009-04-09 Toyota Motor Corp 多気筒内燃機関の気筒間空燃比ばらつき異常検出装置
CN102239322A (zh) * 2008-12-05 2011-11-09 丰田自动车株式会社 多气缸内燃机的气缸间空燃比不平衡判定装置
CN102472193A (zh) * 2009-08-06 2012-05-23 丰田自动车株式会社 内燃机的气缸间空燃比不平衡判定装置

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4817384A (en) * 1986-08-13 1989-04-04 Toyota Jidosha Kabushiki Kaisha Double air-fuel ratio sensor system having improved exhaust emission characteristics
US5473889A (en) * 1993-09-24 1995-12-12 Honda Giken Kogyo K.K. (Honda Motor Co., Ltd. In English) Air-fuel ratio control system for internal combustion engines
US5732689A (en) * 1995-02-24 1998-03-31 Honda Giken Kogyo Kabushiki Kaisha Air-fuel ratio control system for internal combustion engines
US5619976A (en) * 1995-02-24 1997-04-15 Honda Giken Kogyo Kabushiki Kaisha Control system employing controller of recurrence formula type for internal combustion engines
JP2003206805A (ja) * 2002-01-17 2003-07-25 Nissan Motor Co Ltd エンジンの空燃比制御装置
JP4111041B2 (ja) * 2003-04-15 2008-07-02 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP4182833B2 (ja) * 2003-07-16 2008-11-19 トヨタ自動車株式会社 内燃機関の空燃比制御装置
US6996974B2 (en) * 2003-10-14 2006-02-14 General Motors Corporation Fuel control failure detection based on post O2 sensor
JP4453538B2 (ja) * 2004-12-16 2010-04-21 トヨタ自動車株式会社 内燃機関の燃料噴射制御装置
US8122869B2 (en) * 2006-10-12 2012-02-28 Toyota Jidosha Kabushiki Kaisha Air-fuel ratio control system of a multi-cylinder internal combustion engine
JP4835497B2 (ja) * 2007-04-13 2011-12-14 トヨタ自動車株式会社 内燃機関の空燃比制御装置
WO2009013600A2 (en) * 2007-07-24 2009-01-29 Toyota Jidosha Kabushiki Kaisha Apparatus and method for detecting abnormalair-fuel ratio variation among cylinders of multi-cylinder internal combustion engine
JP4915526B2 (ja) * 2007-07-31 2012-04-11 株式会社デンソー 内燃機関の空燃比制御装置
JP4930347B2 (ja) * 2007-11-30 2012-05-16 株式会社デンソー 内燃機関の異常診断装置
JP4496549B2 (ja) * 2008-02-27 2010-07-07 トヨタ自動車株式会社 多気筒内燃機関の気筒間空燃比ばらつき異常検出装置
JP4672048B2 (ja) * 2008-06-09 2011-04-20 三菱電機株式会社 内燃機関制御装置
CN102301117B (zh) * 2009-01-28 2014-03-12 丰田自动车株式会社 多气缸内燃机的监视装置
JP5375348B2 (ja) * 2009-06-10 2013-12-25 トヨタ自動車株式会社 空燃比センサの異常検出装置
JP5240081B2 (ja) * 2009-06-10 2013-07-17 トヨタ自動車株式会社 空燃比センサの異常検出装置
JP4900425B2 (ja) * 2009-06-18 2012-03-21 トヨタ自動車株式会社 空燃比センサの異常検出装置
JP2011007071A (ja) * 2009-06-23 2011-01-13 Toyota Motor Corp 空燃比センサの異常検出装置
JP5093542B2 (ja) * 2009-10-06 2012-12-12 トヨタ自動車株式会社 内燃機関の空燃比気筒間インバランス判定装置
JP5488273B2 (ja) * 2010-07-08 2014-05-14 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP5278466B2 (ja) * 2011-02-16 2013-09-04 トヨタ自動車株式会社 気筒間空燃比ばらつき異常検出装置
US9163574B2 (en) * 2011-05-24 2015-10-20 Toyota Jidosha Kabushiki Kaisha Sensor characteristic correction device
JP5397454B2 (ja) * 2011-11-15 2014-01-22 トヨタ自動車株式会社 気筒間空燃比ばらつき異常検出装置
WO2013073036A1 (ja) * 2011-11-17 2013-05-23 トヨタ自動車株式会社 内燃機関の制御装置
JP5459333B2 (ja) * 2012-02-20 2014-04-02 トヨタ自動車株式会社 ハイブリッド自動車の制御装置
JP5447558B2 (ja) * 2012-02-23 2014-03-19 トヨタ自動車株式会社 空燃比ばらつき異常検出装置
WO2014002189A1 (ja) * 2012-06-26 2014-01-03 トヨタ自動車株式会社 内燃機関の制御装置
DE102012019907B4 (de) * 2012-10-11 2017-06-01 Audi Ag Verfahren zum Betreiben einer Brennkraftmaschine mit einer Abgasreinigungseinrichtung sowie entsprechende Brennkraftmaschine
JP5668768B2 (ja) * 2013-02-25 2015-02-12 トヨタ自動車株式会社 内燃機関の制御装置
JP5623578B2 (ja) * 2013-03-22 2014-11-12 ヤマハ発動機株式会社 燃料噴射制御装置
JP5783202B2 (ja) * 2013-03-27 2015-09-24 トヨタ自動車株式会社 内燃機関の異常検出装置
JP5811125B2 (ja) * 2013-03-27 2015-11-11 トヨタ自動車株式会社 内燃機関の制御装置
JP5648706B2 (ja) * 2013-04-19 2015-01-07 トヨタ自動車株式会社 内燃機関の空燃比制御装置
JP6018543B2 (ja) * 2013-05-20 2016-11-02 川崎重工業株式会社 内燃機関における触媒の酸素吸蔵量推定方法、内燃機関の空燃比制御方法、触媒の酸素吸蔵量推定装置、内燃機関の空燃比制御装置及び自動二輪車

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1493778A (zh) * 2002-09-04 2004-05-05 本田技研工业株式会社 发动机处于稀运行时停止计算模式参数用的内燃机空燃比控制器
JP2005337139A (ja) * 2004-05-27 2005-12-08 Toyota Motor Corp 内燃機関の空燃比制御装置
JP2009074388A (ja) * 2007-09-19 2009-04-09 Toyota Motor Corp 多気筒内燃機関の気筒間空燃比ばらつき異常検出装置
CN102239322A (zh) * 2008-12-05 2011-11-09 丰田自动车株式会社 多气缸内燃机的气缸间空燃比不平衡判定装置
CN102472193A (zh) * 2009-08-06 2012-05-23 丰田自动车株式会社 内燃机的气缸间空燃比不平衡判定装置

Also Published As

Publication number Publication date
CN105121821A (zh) 2015-12-02
US9752523B2 (en) 2017-09-05
DE112014002009T5 (de) 2016-01-14
JP2014211131A (ja) 2014-11-13
DE112014002009B4 (de) 2019-09-26
US20160076474A1 (en) 2016-03-17
WO2014171080A1 (en) 2014-10-23
JP5648706B2 (ja) 2015-01-07

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